As Israel prepares extra waves of assaults on Iran that Donald Trump warned can be “much more brutal”, the Islamic Republic’s leaders have vowed to retaliate.
Main Normal Mohammad Pakpour, Iran’s commander of the Revolutionary Guards, who took workplace on Friday hours after the assassination of his predecessor, vowed to “open the doorways of hell”.
However what can Iran do to considerably deter Israel? Tehran — strangled by years of sanctions, and with its most important Shia proxies within the area severely weakened — stands in what it sees as an existential battle in opposition to a regional energy buoyed by the newest western army equipment and ample US assist.
“The Iranians will battle to muster a significant response,” mentioned Dan Shapiro, former deputy assistant secretary of defence for the Center East on the Pentagon.
Iran’s first salvo of drones was efficiently intercepted. On Friday night time Iran launched dozens of ballistic missiles, a few of which penetrated Israel’s defences to hit buildings in city areas. Scores have been injured and a few killed.
The majority of the missiles have been intercepted and the barrages have been on a smaller scale than two Iranian retaliatory assaults final yr when it comes to numbers. However it appeared that Iran had shifted its techniques, launching in successive waves all through the night time and early morning, primarily focusing on Tel Aviv, making them extra damaging.
Quite than alter the calculus of the battle, or deter additional strikes, the assault prompted Israel to vow additional escalation.
“The true dilemma for Iran will probably be whether or not to dash to a nuclear breakout,” mentioned Shapiro, who can be a former US ambassador to Israel. “They might calculate that can give them the deterrence to make sure regime survival — however that additionally runs the danger of drawing within the US.”
UN inspectors for years have diligently sought to observe Iran’s nuclear programme and particularly its enrichment of uranium, which may produce each gas and weapons-grade materials. Iran has lately expanded its stockpile of close to weapons-grade enriched uranium.

It has the capability to supply ample fissile materials for a nuclear weapon in lower than two weeks, specialists say.
The monitoring efforts make it unlikely — however not not possible — that Iran has already secreted away sufficient fissile materials for a single, easy bomb, which might require lower than 15kg of enriched uranium. Placing the uranium on a warhead and creating missile capability are additional challenges, however with sufficient fissile materials, Tehran might in concept style a so-called “soiled bomb”.
Such drastic steps would have parallels with Israel’s personal improvement of a secret nuclear arsenal, a “doomsday operation”, which advanced into the nuclear doctrine nicknamed the Samson Choice.
Through the 1967 warfare, Israeli officers had authorised a plan of final resort to detonate a unexpectedly assembled nuclear system within the Sinai desert, with the purpose of freezing the battle earlier than Arab armies crossed Israeli borders. (Within the occasion, Israel received the warfare — the plan turned public solely in 2001.)
Different choices are extra conventional: attacking Israeli army amenities and diplomatic missions, or finishing up the risk, voiced by some commanders, of hitting US army targets within the Center East.

Iranian forces might additionally flip to uneven warfare, trying to close off or disrupt the Strait of Hormuz, a key waterway separating Iran from the Gulf states, by which just about a 3rd of all world seaborne oil exports circulate.
Every carries nice dangers for Iran, together with the potential for spectacular failure or additional escalation, with the US stepping in considerably to help Israel, mentioned a former Israeli official who labored on comparable assessments up to now.
Analysts and folks accustomed to Israel’s defence plans anticipate Iran to proceed to attempt to overwhelm Israel’s multi-layered aerial defences with a large wave of drones and missiles. Such assaults might goal Israeli nuclear amenities, air bases and different vital infrastructure, comparable to ports and the airport in Tel Aviv.
That may power Israel to ration its restricted provide of interceptor missiles, a lot of which have needed to be replenished on an pressing foundation after 20 months of warfare with Hamas in Gaza, Hizbollah in Lebanon and two barrages from Iran in April and October 2024.
Iran’s barrage on Friday and people two earlier assaults confirmed Iran’s finest missiles might pierce Israeli air defences, even after they have been bolstered by an emergency deployment of US and different warplanes intercepting missiles and drones removed from Israeli airspace.
Some two dozen missiles landed contained in the Nevatim Air Base in southern Israel, satellite tv for pc photographs later confirmed. One landed close to the Mossad headquarters in north Tel Aviv. Others hit a second air base.
However two folks accustomed to that assault mentioned it had additionally proven the boundaries of Iran’s capabilities. The harm to the air bases was rapidly repaired, no plane have been broken and Israeli radar operators educated their algorithms on reams of knowledge gathered throughout the assault.
An Iranian missile barrage fired at Israel in October was the primary time the nation’s air defences have been so totally examined by a regional energy, as an alternative of Hamas’s rockets, that are simply intercepted by the Iron Dome system. However that assault was telegraphed at a time when Iran was searching for to keep away from the full-blown battle with Israel wherein it now finds itself. And in each of final yr’s assaults Tehran focused army websites, whereas this time the targets are broader and throughout a number of cities and cities.
One in every of Iran’s targets final yr, in accordance with an evaluation carried out after the occasion by Israel’s army intelligence directorate, was to see how efficiently a “fast saturation occasion” might overwhelm Israel’s defensive methods.

Israel’s army doctrine on rationing interceptors — what number of it has at any time is a nationwide secret — takes into consideration the character of the assault and the goal.
If working low on the missiles, defending army targets is taken into account extra vital, with the intention to defend the power to counter-attack, as an example. Fox Information on Friday reported the US had replenished a major quantity of the Tamir interceptors Israel used, that are partially manufactured within the US.
One other issue has additionally constrained Iran: the disruption from the primary wave of Israeli strikes, in accordance with Israel. The Israeli Air Drive on Friday night time hit Iran’s surface-to-surface missile arrays, it mentioned, aiming to blunt any potential counter-attack.
Sima Shine, a former official at Israel’s Mossad intelligence company who had a concentrate on Iran, mentioned that may have affected the size at which Iran would be capable of mount an instantaneous counter-attack.
Iran additionally wanted to take time to take inventory after the assassination of senior Iranian officers answerable for army technique. The army officers have been “very important, very educated, and had been of their jobs for a few years”, she mentioned.
Destroying missile methods shouldn’t be as sophisticated as destroying Iran’s underground nuclear amenities, mentioned a former air power pilot who had been educated for comparable missions a few decade in the past.
“Missile methods require very advanced mechanisms to work collectively,” he mentioned. “To disable the system, you don’t should destroy it, solely hitting a single [crucial] part is sufficient — the radar, the transport system, even the mechanical methods that place the missile.”
Realizing their location is considerably extra helpful than the form of armaments used, he mentioned.
The Israeli air power is anticipated to make repeated bombing runs within the coming days, and has been destroying Iran’s aerial defences — a few of them made domestically, others procured from allies comparable to Russia — to take care of aerial superiority.
That may power Iran to allocate its restricted missile methods defensively, mentioned the previous pilot, as an alternative of utilizing them to punish Israel.
“It’s clear now that our [pilots] can strike at will in Iran,” he mentioned. “This was not all the time true, and it adjustments the equation utterly.”
Graphic illustrations by Ian Bott and Steven Bernard